Ostroff was a Dawn Brigade terrorist working for Vladimir Bierko during Day 5. He led a failed attack on Yuri Suvarov's motorcade and carried out a successful nerve gas attack on CTU that killed 56 people.
Ostroff was a Dawn Brigade terrorist working for Vladimir Bierko during Day 5. He led a failed attack on Yuri Suvarov's motorcade and carried out a successful nerve gas attack on CTU that killed 56 people.